Batman Comics 284, 285, 380, 436 1977 1985 1989 DC Comics Lot of 4 shipped Bagged and Boarded

284 (1977) - The Return of the Diabolical Dr. Tzin-Tzin, If There Were No Batman...I Would Have to Invent Him!

285 (1977) - The Mystery of Christmas Lost!

380 (1985) - End of the Bat - Doctor Fang Death

436 (1989) - Year 3 Part 1 of 4 - Different Roads - Tim Drake First Appearance